Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6201291 | Semiconductor device and method of manufacturing such a device | Srdjan Kordic, Mareike Klee, Wilhelm A. Groen | 2001-03-13 |
| 5422538 | Low-pressure mercury discharge lamp | Martin Ouwerkerk, Dagobert Michel De Leeuw, Godefridus P. J. Geelen | 1995-06-06 |
| 5399235 | Method of manufacturing a semiconductor device in which a surface of a semiconductor body is provided with mutually-insulated aluminum tracks | Robertus A. M. Wolters | 1995-03-21 |
| 5057912 | Cathode-ray tube with interference filter and projection television system employing same | Dagobert Michel De Leeuw, Dirk Klaassen | 1991-10-15 |
| 4988672 | Method of forming oxide superconducting layers by solid state diffusion | Jan W. Severin, Gijsbertus De With, Dagobert Michel De Leeuw | 1991-01-29 |
| 4942335 | Blue-luminescing lanthanum-gadolinium-oxybromide, luminescent screen comprising such an oxybromide and cathode ray tube provided with such a screen | Dagobert Michel De Leeuw, Dirk Klaassen, Cornelis Reinder Ronda | 1990-07-17 |
| 4859902 | Method of changing the chromaticity of a cathodoluminescent phosphor, colour cathode ray tube incorporating the phosphor, and projection television using same | Dagobert Michel De Leeuw, Dirk Klaassen | 1989-08-22 |